Home / 3,995.13-5,989.05-3,382.77

Finding the Fourth Proportional to 3,995.13, 5,989.05 and 3,382.77

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Solution

The fourth proportional to 3,995.13, 5,989.05 and 3,382.77 is: 5,071.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.13 : 5,989.05 = 3,382.77 : x
  2. Step 2: Convert to fraction form
    3,995.13/5,989.05 = 3,382.77/x
  3. Step 3: Cross multiply
    3,995.13x = 5,989.05 × 3,382.77
  4. Step 4: Simplify right side
    3,995.13x = 20,259,578.67
  5. Step 5: Solve for x
    x = 20,259,578.67/3,995.13
  6. Step 6: Final answer
    x = 5,071.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.